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| author |   Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2018-05-18 13:35:25 +0300 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2018-05-19 11:56:57 +0200 |
| commit | 372fddf709041743a93e381556f4c41aad1e28f8 (patch) | |
| tree | 318f2d073ebfdd56e25f726d2675c4dd09544986 /lib/test_overflow.c | |
| parent | x86/mm: Stop pretending pgtable_l5_enabled is a variable (diff) | |
| download | linux-dev-372fddf709041743a93e381556f4c41aad1e28f8.tar.xz linux-dev-372fddf709041743a93e381556f4c41aad1e28f8.zip | |
x86/mm: Introduce the 'no5lvl' kernel parameter
This kernel parameter allows to force kernel to use 4-level paging even
if hardware and kernel support 5-level paging.
The option may be useful to work around regressions related to 5-level
paging.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Hugh Dickins <hughd@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180518103528.59260-5-kirill.shutemov@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/test_overflow.c')
0 files changed, 0 insertions, 0 deletions